1 meter = 3.3 feet or 39.37 inches One meter is the length of the path traveled by light in a vacuum during a time interval of 1/299 792 458 of a second (or 3.335641 nanosecond). To find the inch value, multiply the fractional part by 12.To convert feet and inches to meters, first convert feet and inches to feet and divide the result by 3.280839895 to convert into meters.1 Meter (m) is equal to 3.280839895 feet (ft).

So in the end, that bar of platinum is close to one 10-millionth of the distance from the North Pole to equator. Since 1983, the metre has been officially defined as the length of the path travelled by light in a vacuum during a time interval of 1/299,792,458 of a second. In the end, it takes them seven.ALDER: For one thing, war breaks out between Revolutionary France and the rest of Europe. But if the length of a foot is based on the meter, what's the length of the meter based on?

It was the first official standard for the length of the meter. One of 30 copies of the first protoype meter made by the International Bureau of Weights and Measures (BIPM) in Sevres, France. By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica.Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. But if the length of the foot is based on the meter, NPR science correspondent Joe Palca wondered, what is the length of the meter based on?

1875-1889 One of 30 copies of the first protoype meter made by the International Bureau of Weights and Measures (BIPM) in Sevres, France. But if the length of a foot is based on the meter, what's the length of the meter …

That's the latest question he's posing as part of his series, Joe's Big Idea.JOE PALCA, BYLINE: The 18th century is famously known as the Age of Reason.
Hard x-rays and gamma rays have a shorter wavelength. NIST Museum Collection

The meter is defined as the distance that light travels in vacuum over a span of 1/299,792,458 of a second. Not to say the United States does not make use of the metric system. The job of making the measurements went to two astronomers named Delambre and Mechain. How long is it?

The integer part of the result is the foot value.

Like other units of the metric system, meters are easily divisible by powers of ten. Meters (m) Inches (") 0.01 m. 0.39 ″.



Or as we Americans, and our friends in Myanmar and Liberia, would say around eight-thousandths of an inch.ALDER: And the irony here is that, in a sense, they could have started out by simply creating a bar and calling it the standard meter. 0.1 m. 3.94 ″. Although to be fair, both Liberia and Myanmar are taking steps to go metric.

The U.S. government definition of a foot is 0.3048 meters. There are 3.280839895 feet in a meter. Disorder was upsetting. Meters 1 m is equivalent to 1.0936 yards, or 39.370 inches. Those three countries are Liberia, Myanmar and the United States of America.

…unit of length is the metre. In terms of the electromagnetic spectrum, 1 nanometer is about the wavelength of soft x-rays. 3543.31 in.

Well, not quite.

This system is used in most of the rest of the industrialized world and is favored for its ease of use. Furthermore, the second—the international unit of time—has been based on the frequency of electromagnetic radiation emitted by a cesium-133 atom.… So in 1792, an expedition was mounted. This definition has evolved since its first official designation by the French Academy of Sciences in 1791, at which time it was described as one ten millionth of the distance from the North pole to the equator.

NIST Museum Collection 90 m. 295.276 ft. 295 ft, 3.3 in. In 1983, the definition was once again changed to define a meter as “the length of the path traveled by light in vacuum during a time interval of 1/299,792,458 of a second.”. Alder says there was a simple solution to the problem.ALDER: Which was to take the Parisian measures and expand them to the whole country.

Delambre headed north and Mechain went south.ALDER: The expedition is originally expected to be done within a year.

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